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- /*
- Routines which simulate DOS functions in the existing
- Fractint for DOS
- */
-
- #include "windows.h"
- #include "fractint.h"
- #include "winfract.h"
- #include <time.h>
- #include <stdio.h>
-
- int save_system; /* tag identifying Fractint for Windows */
- int save_release; /* tag identifying version number */
- int win_release = 200; /* tag identifying version number */
- char win_comment[] = /* "About..." comment */
- {" "}; /* publicly-released version */
- /* {"Test Version - Not for Release"}; interim test versions */
-
- extern BOOL bTrack; /* TRUE if user is selecting a region */
- extern BOOL zoomflag; /* TRUE is a zoom-box selected */
-
- extern HWND hwnd; /* handle to main window */
-
- extern int xdots, ydots, colors, maxiter;
- extern int xposition, yposition, win_xoffset, win_yoffset, xpagesize, ypagesize;
- extern int win_xdots, win_ydots;
-
- extern int last_written_y; /* last line written */
- extern int screen_to_be_cleared; /* clear screen flag */
-
- extern int time_to_act; /* time to take some action? */
- extern int time_to_restart; /* time to restart? */
- extern int time_to_quit; /* time to quit? */
- extern int time_to_reinit; /* time to reinitialize? */
- extern int time_to_load; /* time to load? (DECODE) */
- extern int time_to_save; /* time to save? (ENCODE) */
- extern int time_to_print; /* time to print? (PRINTER) */
- extern int time_to_cycle; /* time to begin color-cycling? */
-
- extern unsigned char dacbox[256][3];
-
- extern BOOL win_systempaletteused; /* flag system palette set */
-
- extern unsigned char far temp_array[]; /* temporary spot for Encoder rtns */
-
- extern HANDLE hpixels; /* handle to the DIB pixels */
- extern unsigned char huge *pixels; /* the device-independent bitmap pixels */
- int pixels_per_byte; /* pixels/byte in the pixmap */
- long pixels_per_bytem1; /* pixels / byte - 1 (for ANDing) */
- int pixelshift_per_byte; /* 0, 1, 2, or 3 */
- int bytes_per_pixelline; /* pixels/line / pixels/byte */
-
- extern int kbdcount;
-
- extern int win_overlay3d;
- extern int win_display3d;
-
- /****************************************************************************
-
- FUNCTION: keypressed(), getakey()
-
- PURPOSE:
- keypressed()
- Checks for, and processes, messages.
- Returns -1 if it's time to wrap up and go home.
- Returns 0 otherwise.
- getakey()
- same, but doesn't return until it's time to.
-
-
- ****************************************************************************/
-
- BOOL dont_wait_for_a_key = TRUE;
-
- int getakey()
- {
- int i;
-
- dont_wait_for_a_key = FALSE;
- i = keypressed();
- dont_wait_for_a_key = TRUE;
- zoomflag = FALSE;
- return(i);
-
- }
-
- int keypressed()
- {
- MSG msg;
-
- if (dont_wait_for_a_key)
- if (PeekMessage(&msg, NULL, NULL, NULL, PM_NOREMOVE) == 0) {
- time_to_act = time_to_reinit+time_to_restart+time_to_quit+
- time_to_load+time_to_save+time_to_print+time_to_cycle;
- /* bail out if nothing is happening */
- return(time_to_act);
- }
-
- while (GetMessage(&msg, NULL, NULL, NULL)) {
-
- TranslateMessage(&msg);
- DispatchMessage(&msg);
-
- if (!bTrack) { /* don't do this if mouse-button is down */
- time_to_act = time_to_reinit+time_to_restart+time_to_quit+
- time_to_load+time_to_save+time_to_print+time_to_cycle;
- if (dont_wait_for_a_key || time_to_act)
- return(time_to_act);
- }
-
- }
-
- if (!dont_wait_for_a_key)
- time_to_quit = 1;
-
- /* bail out if nothing is happening */
- time_to_act = time_to_reinit+time_to_restart+time_to_quit+
- time_to_load+time_to_save+time_to_print+time_to_cycle;
- return(time_to_act);
-
- }
-
- /****************************************************************************
-
- FUNCTION: putcolor(int x, int y, int color), getcolor(int x, int y)
-
- PURPOSE:
- putcolor:
- sets the "color" value of the pixel at location x,y
- (actually, a palette value)
- getcolor:
- returns the "color" value of the pixel at location x,y
- (actually, a palette value)
-
- ****************************************************************************/
-
- extern int debug_fastupdate;
-
- time_t last_time;
- time_t update_time;
- long minimum_update;
- long pixelsout;
- int top_changed, bottom_changed;
-
- static unsigned char win_andmask[8];
- static unsigned char win_notmask[8];
- static unsigned char win_bitshift[8];
-
- void putcolor(int x, int y, int color)
- {
- RECT tempRect; /* temporary rectangle structure */
- long i;
- int j, tempcolor, temp_top_changed, temp_bottom_changed;
- time_t this_time;
-
- kbdcount--; /* partially adjust for the lower speed of Win graphics */
-
- last_written_y = y;
- if (y < top_changed) top_changed = y;
- if (y > bottom_changed) bottom_changed = y;
-
- i = win_ydots-1-y;
- i = (i * win_xdots) + x;
-
- if (x >= 0 && x < xdots && y >= 0 && y < ydots) {
- if (pixelshift_per_byte == 0) {
- pixels[i] = color % colors;
- }
- else {
- unsigned int j;
- j = i & pixels_per_bytem1;
- i = i >> pixelshift_per_byte;
- pixels[i] = (pixels[i] & win_notmask[j]) +
- (((unsigned char)(color % colors)) << win_bitshift[j]);
- }
-
- /* check the time every nnn pixels */
- if (debug_fastupdate || ++pixelsout > 100) {
- pixelsout = 0;
- this_time = time(NULL);
- /* time to update the screen? */
- if (debug_fastupdate || (this_time - last_time) > update_time ||
- (minimum_update*(this_time-last_time)) > (bottom_changed-top_changed)) {
- temp_top_changed = top_changed - win_yoffset;
- temp_bottom_changed = bottom_changed - win_yoffset;
- if (!(temp_top_changed >= ypagesize || temp_bottom_changed < 0)) {
- if (temp_top_changed < 0) temp_top_changed = 0;
- if (temp_bottom_changed < 0) temp_bottom_changed = 0;
- tempRect.top = temp_top_changed;
- tempRect.bottom = temp_bottom_changed+1;
- tempRect.left = 0;
- tempRect.right = xdots;
- InvalidateRect(hwnd, &tempRect, FALSE);
- keypressed(); /* force a look-see at the screen */
- }
- last_time = this_time;
- top_changed = win_ydots;
- bottom_changed = 0;
- }
- }
- }
-
- }
-
- int getcolor(int x, int y)
- {
- long i;
-
- i = win_ydots-1-y;
- i = (i * win_xdots) + x;
-
- if (x >= 0 && x < xdots && y >= 0 && y < ydots) {
- if (pixelshift_per_byte == 0) {
- return(pixels[i]);
- }
- else {
- unsigned int j;
- j = i & pixels_per_bytem1;
- i = i >> pixelshift_per_byte;
- return((int)((pixels[i] & win_andmask[j]) >> win_bitshift[j]));
- }
- }
- else
- return(0);
- }
-
- int put_line(int rownum, int leftpt, int rightpt, unsigned char *localvalues)
- {
- int i, len;
- long startloc;
-
- len = rightpt - leftpt;
- if (rightpt >= xdots) len = xdots - 1 - leftpt;
- startloc = win_ydots-1-rownum;
- startloc = (startloc * win_xdots) + leftpt;
-
- kbdcount -= (len>>2); /* adjust for the lower speed of Win graphics */
-
- if (rownum < 0 || rownum >= ydots || leftpt < 0) {
- return(0);
- }
-
- if (pixelshift_per_byte == 0) {
- for (i = 0; i <= len; i++)
- pixels[startloc+i] = localvalues[i];
- }
- else {
- unsigned int j;
- long k;
- for (i = 0; i <= len; i++) {
- k = startloc + i;
- j = k & pixels_per_bytem1;
- k = k >> pixelshift_per_byte;
- pixels[k] = (pixels[k] & win_notmask[j]) +
- (((unsigned char)(localvalues[i] % colors)) << win_bitshift[j]);
- }
- }
- pixelsout += len;
- putcolor(leftpt, rownum, localvalues[0]);
- }
-
- int get_line(int rownum, int leftpt, int rightpt, unsigned char *localvalues)
- {
- int i, len;
- long startloc;
-
- len = rightpt - leftpt;
- if (rightpt >= xdots) len = xdots - 1 - leftpt;
- startloc = win_ydots-1-rownum;
- startloc = (startloc * win_xdots) + leftpt;
-
- if (rownum < 0 || rownum >= ydots || leftpt < 0 || rightpt >= xdots) {
- for (i = 0; i <= len; i++)
- localvalues[i] = 0;
- return(0);
- }
-
- if (pixelshift_per_byte == 0) {
- for (i = 0; i <= len; i++)
- localvalues[i] = pixels[startloc+i];
- }
- else {
- unsigned int j;
- long k;
- for (i = 0; i <= len; i++) {
- k = startloc + i;
- j = k & pixels_per_bytem1;
- k = k >> pixelshift_per_byte;
- localvalues[i] = (pixels[k] & win_andmask[j]) >> win_bitshift[j];
- }
- }
- }
-
- extern int rowcount;
-
- int out_line(unsigned char *localvalues, int numberofdots)
- {
- put_line(rowcount++, 0, numberofdots, localvalues);
- }
-
- extern LPBITMAPINFO pDibInfo; /* pointer to the DIB info */
-
- int clear_screen(int forceclear)
- {
- long numdots;
- int i;
-
- win_xdots = (xdots+3) & 0xfffc;
- win_ydots = ydots;
- pixelshift_per_byte = 0;
- pixels_per_byte = 1;
- pixels_per_bytem1 = 0;
- if (colors == 16) {
- win_xdots = (xdots+7) & 0xfff8;
- pixelshift_per_byte = 1;
- pixels_per_byte = 2;
- pixels_per_bytem1 = 1;
- win_andmask[0] = 0xf0; win_notmask[0] = 0x0f; win_bitshift[0] = 4;
- win_andmask[1] = 0x0f; win_notmask[1] = 0xf0; win_bitshift[1] = 0;
- }
- if (colors == 2) {
- win_xdots = (xdots+31) & 0xffe0;
- pixelshift_per_byte = 3;
- pixels_per_byte = 8;
- pixels_per_bytem1 = 7;
- win_andmask[0] = 0x80; win_notmask[0] = 0x7f; win_bitshift[0] = 7;
- for (i = 1; i < 8; i++) {
- win_andmask[i] = win_andmask[i-1] >> 1;
- win_notmask[i] = (win_notmask[i-1] >> 1) + 0x80;
- win_bitshift[i] = win_bitshift[i-1] - 1;
- }
- }
-
- numdots = (long)win_xdots * (long) win_ydots;
- update_time = 2;
- if (numdots > 200000L) update_time = 4;
- if (numdots > 400000L) update_time = 8;
- last_time = time(NULL) - update_time + 1;
- minimum_update = 7500/xdots; /* assume 75,000 dots/sec drawing speed */
-
- last_written_y = -1;
- pixelsout = 0;
- top_changed = win_ydots;
- bottom_changed = 0;
-
- bytes_per_pixelline = win_xdots >> pixelshift_per_byte;
-
- /* Create the Device-independent Bitmap entries */
- pDibInfo->bmiHeader.biWidth = win_xdots;
- pDibInfo->bmiHeader.biHeight = win_ydots;
- pDibInfo->bmiHeader.biSizeImage = (DWORD)bytes_per_pixelline * win_ydots;
- pDibInfo->bmiHeader.biBitCount = 8 / pixels_per_byte;
-
- /* hard to believe, but this is the fast way to clear the pixel map */
- if (hpixels) {
- GlobalUnlock(hpixels);
- GlobalFree(hpixels);
- }
-
- if (!(hpixels = GlobalAlloc(GMEM_FIXED | GMEM_ZEROINIT,
- (long)(numdots >> pixelshift_per_byte)+1L)))
- return(0);
- if (!(pixels = (char huge *)GlobalLock(hpixels)))
- return(0);
-
- /* adjust the colors for B&W or default */
- if (colors == 2) {
- dacbox[0][0] = dacbox[0][1] = dacbox[0][2] = 0;
- dacbox[1][0] = dacbox[1][1] = dacbox[1][2] = 63;
- spindac(0,1);
- }
- else
- restoredac(); /* color palette */
-
- screen_to_be_cleared = 1;
- InvalidateRect(hwnd, NULL, TRUE);
-
- if (forceclear)
- keypressed(); /* force a look-see at the screen */
-
- return(1);
- }
-
- int flush_screen()
- {
-
- last_written_y = 0;
-
- InvalidateRect(hwnd, NULL, FALSE);
-
- }
-
- /****************************************************************************
-
- FUNCTION: buzzer(int buzzertype)
-
- PURPOSE:
- make some sort of sound (hey, we do what we can)
-
- ****************************************************************************/
-
- void buzzer(int i)
- {
-
- MessageBeep(0);
-
- }
-
- /****************************************************************************
-
- FUNCTION: unsigned char far * farmemalloc(long bytecount)
- void farmemfree(unsigned char * bytepointer)
- PURPOSE:
- allocate and free memory in a manner consistent with
- Fractint for DOS
-
- ****************************************************************************/
-
- #define MAXFARMEMALLOCS 20 /* max active farmemallocs */
- int farmemallocinit = 0; /* any memory been allocated yet? */
- HANDLE farmemallochandles[MAXFARMEMALLOCS]; /* handles */
- unsigned char far *farmemallocpointers[MAXFARMEMALLOCS]; /* pointers */
-
- unsigned char far * farmemalloc(long bytecount)
- {
- int i;
- HANDLE temphandle;
- unsigned char far *temppointer;
-
- if (!farmemallocinit) { /* never been here yet - initialize */
- farmemallocinit = 1;
- for (i = 0; i < MAXFARMEMALLOCS; i++) {
- farmemallochandles[i] = (HANDLE)0;
- farmemallocpointers[i] = NULL;
- }
- }
-
- for (i = 0; i < MAXFARMEMALLOCS; i++) /* look for a free handle */
- if (farmemallochandles[i] == (HANDLE)0) break;
-
- if (i == MAXFARMEMALLOCS) /* uh-oh - no more handles */
- return(NULL); /* can't get far memory this way */
-
- if (!(temphandle = GlobalAlloc(GMEM_FIXED | GMEM_ZEROINIT, bytecount)))
- return(NULL); /* can't allocate the memory */
- if (!(temppointer = (unsigned char far *)GlobalLock(temphandle))) {
- GlobalFree(temphandle);
- return(NULL); /* ?? can't lock the memory ?? */
- }
-
- farmemallochandles[i] = temphandle;
- farmemallocpointers[i] = temppointer;
- return(temppointer);
- }
-
- void farmemfree(unsigned char far *bytepointer)
- {
- int i;
- HANDLE temphandle;
- unsigned char far *temppointer;
-
- if (bytepointer == (unsigned char far *)NULL) return;
-
- for (i = 0; i < MAXFARMEMALLOCS; i++) /* search for a matching pointer */
- if (farmemallocpointers[i] == bytepointer)
- break;
- if (i < MAXFARMEMALLOCS) { /* got one */
- GlobalUnlock(farmemallochandles[i]);
- GlobalFree(farmemallochandles[i]);
- farmemallochandles[i] = (HANDLE)0;
- }
-
- }
-
- debugmessage(char *msg1, char *msg2)
- {
- MessageBox (
- GetFocus(),
- msg2,
- msg1,
- MB_ICONASTERISK | MB_OK);
-
- }
-
- texttempmsg(char *msg1)
- {
- MessageBox (
- GetFocus(),
- msg1,
- "Encoder",
- MB_ICONASTERISK | MB_OK);
- }
-
- stopmsg(int flags, char *msg1)
- {
- int result;
-
- if (! (flags & 4)) MessageBeep(0);
-
- result = IDOK;
-
- if (!(flags & 2))
- MessageBox (
- GetFocus(),
- msg1,
- "Fractint for Windows",
- MB_ICONASTERISK | MB_OK);
- else
- result = MessageBox (
- GetFocus(),
- msg1,
- "Fractint for Windows",
- MB_ICONQUESTION | MB_OKCANCEL);
-
- if (result == 0 || result == IDOK || result == IDYES)
- return(0);
- else
- return(-1);
- }
-
- extern char readname[];
- extern int fileydots, filexdots, filecolors;
- extern int iNumColors; /* Number of colors supported by device */
-
- win_load()
- {
- int i;
- char temp[80];
-
- time_to_load = 0;
-
- start_wait();
- if ((i = read_overlay()) >= 0 && (!win_display3d ||
- xdots < filexdots || ydots < fileydots)) {
- if (win_display3d) stopmsg(0,
- "3D and Overlay3D file image sizes must be\nat least as large as the display image.\nAltering your display image to match the file.");
- xdots = filexdots;
- ydots = fileydots;
- colors = filecolors;
- if (colors > 16) colors = 256;
- if (colors > 2 && colors < 16) colors = 16;
- if (xdots < 50) xdots = 50;
- if (xdots > 2048) xdots = 2048;
- if (ydots < 50) ydots = 50;
- if (ydots > 2048) ydots = 2048;
- set_win_offset();
- clear_screen(0);
- }
- end_wait();
- return(i);
- }
-
- win_save()
- {
- start_wait();
- time_to_save = 0;
- save_system = 1;
- save_release = win_release;
- savetodisk(readname);
- end_wait();
- }
-
- extern HDC PASCAL GetPrinterDC(void);
-
- win_print()
- {
- int Return;
- int display_xpixperinch, display_ypixperinch;
- int printer_xdots, printer_ydots, printer_colors;
- int printer_xpixperinch, printer_ypixperinch;
- int printer_xmill, printer_ymill;
- int printer_xacross, printer_yacross;
- int printer_bandable;
- long firstpixel;
- float daspect, paspect;
- HDC printerDC, displayDC;
- WORD printer_usage;
- RECT printerRect;
- int more;
-
- time_to_print = 0;
-
- displayDC = GetDC(NULL);
- display_xpixperinch = GetDeviceCaps(displayDC,LOGPIXELSX);
- display_ypixperinch = GetDeviceCaps(displayDC,LOGPIXELSY);
- ReleaseDC(NULL,displayDC);
- daspect = ((float)xdots / (float)display_xpixperinch) /
- ((float)ydots / (float)display_ypixperinch);
-
- if ((printerDC = GetPrinterDC())) {
- start_wait();
- printer_xpixperinch = GetDeviceCaps(printerDC,LOGPIXELSX);
- printer_ypixperinch = GetDeviceCaps(printerDC,LOGPIXELSY);
- printer_xmill = GetDeviceCaps(printerDC,HORZSIZE);
- printer_ymill = GetDeviceCaps(printerDC,VERTSIZE);
- printer_xdots = GetDeviceCaps(printerDC,HORZRES);
- printer_ydots = GetDeviceCaps(printerDC,VERTRES);
- printer_colors = GetDeviceCaps(printerDC,NUMCOLORS);
- printer_bandable = GetDeviceCaps(printerDC,RASTERCAPS) & RC_BANDING;
- printer_bandable = 0;
- paspect = ((float)printer_xdots / (float) printer_xmill) /
- ((float)printer_ydots / (float) printer_ymill);
- printer_xacross = printer_xdots;
- printer_yacross = (float)printer_xdots / daspect / paspect;
- if (printer_yacross > printer_ydots) {
- printer_xacross = (float)printer_xacross * (float) printer_ydots /
- (float)printer_yacross;
- if (printer_xacross > printer_xdots)
- printer_xacross = printer_xdots;
- printer_yacross = printer_ydots;
- }
- firstpixel = win_ydots - ydots;
- firstpixel = firstpixel * bytes_per_pixelline;
- printer_usage = DIB_PAL_COLORS;
- if (printer_colors <= 2) {
- mono_dib_palette(); /* B&W stripes for B&W printers */
- printer_usage = DIB_RGB_COLORS;
- }
- Return = Escape (printerDC, STARTDOC, 17, (LPSTR)"Fractint Printout", NULL);
- if (Return <= 0) goto oops;
- if (printer_bandable)
- Escape(printerDC, NEXTBAND, 0, NULL, (LPSTR) &printerRect);
- more = 1;
- while (more) {
- if (printer_bandable)
- DPtoLP(printerDC, (LPPOINT) &printerRect, 2);
- Return = StretchDIBits(printerDC,
- 0, 0,
- printer_xacross, printer_yacross,
- 0, 0,
- xdots, ydots,
- &pixels[firstpixel], (LPBITMAPINFO)pDibInfo,
- printer_usage, SRCCOPY);
- if (Return <= 0) goto oops;
- more = 0;
- if (printer_bandable) {
- Escape(printerDC, NEXTBAND, 0, NULL, (LPSTR) &printerRect);
- more = IsRectEmpty(&printerRect);
- }
- }
- Return = Escape(printerDC, NEWFRAME, 0, NULL, NULL);
- if (Return <= 0) goto oops;
- oops: Escape(printerDC, ENDDOC, 0, NULL, NULL);
- DeleteDC(printerDC);
- if (printer_colors <= 2)
- default_dib_palette(); /* replace the palette */
- end_wait();
- if (Return < 0) stopmsg(0,
- "File Print failed\nYou probably ran out of memory\nSorry...");
- }
- else
- stopmsg(0,"?? Can't find the printer!! ???");
- }
-
- extern int win_cycledir, win_cyclerand, win_cyclefreq;
-
- extern HANDLE hPal; /* Palette Handle */
- extern LPLOGPALETTE pLogPal; /* pointer to the application's logical palette */
- extern unsigned char far win_dacbox[256][3];
- #define PALETTESIZE 256 /* dull-normal VGA */
-
- static int win_fsteps[] = {54, 24, 8};
-
- int win_animate_flag = 0;
- int win_syscolorindex[21];
- DWORD win_syscolorold[21];
- DWORD win_syscolornew[21];
-
- extern int debugflag;
-
- win_cycle()
- {
- int istep, jstep, fstep, step, oldstep, last, next, maxreg;
- int incr, random, fromred, fromblue, fromgreen, tored, toblue, togreen;
- HDC hDC; /* handle to device context */
-
- fstep = 1; /* randomization frequency */
- oldstep = 1; /* single-step */
- step = 256; /* single-step */
- incr = 999; /* ready to randomize */
- maxreg = 256; /* maximum register to rotate */
- last = maxreg-1; /* last box that was filled */
- next = 1; /* next box to be filled */
- if (win_cycledir < 0) {
- last = 1;
- next = maxreg;
- }
- srand((unsigned)time(NULL)); /* randomize things */
-
- hDC = GetDC(GetFocus());
-
- win_animate_flag = 1;
- SetPaletteEntries(hPal, 0, pLogPal->palNumEntries, pLogPal->palPalEntry);
- SelectPalette (hDC, hPal, 1);
-
- if ((iNumColors <= 16 || debugflag == 1000) && !win_systempaletteused) {
- int i;
- DWORD white, black;
- win_systempaletteused = TRUE;
- white = 0xffffff00;
- black = 0;
- for (i = 0; i <= COLOR_ENDCOLORS; i++) {
- win_syscolorindex[i] = i;
- win_syscolorold[i] = GetSysColor(i);
- win_syscolornew[i] = black;
- }
- win_syscolornew[COLOR_BTNTEXT] = white;
- win_syscolornew[COLOR_CAPTIONTEXT] = white;
- win_syscolornew[COLOR_GRAYTEXT] = white;
- win_syscolornew[COLOR_HIGHLIGHTTEXT] = white;
- win_syscolornew[COLOR_MENUTEXT] = white;
- win_syscolornew[COLOR_WINDOWTEXT] = white;
- win_syscolornew[COLOR_WINDOWFRAME] = white;
- win_syscolornew[COLOR_INACTIVECAPTION] = white;
- win_syscolornew[COLOR_INACTIVEBORDER] = white;
- SetSysColors(COLOR_ENDCOLORS,win_syscolorindex,win_syscolornew);
- SetSystemPaletteUse(hDC,SYSPAL_NOSTATIC);
- UnrealizeObject(hPal);
- }
-
- while (time_to_cycle) {
- if (win_cyclerand) {
- for (istep = 0; istep < step; istep++) {
- jstep = next + (istep * win_cycledir);
- if (jstep <= 0) jstep += maxreg-1;
- if (jstep >= maxreg) jstep -= maxreg-1;
- if (++incr > fstep) { /* time to randomize */
- incr = 1;
- fstep = ((win_fsteps[win_cyclefreq]*
- (rand() >> 8)) >> 6) + 1;
- fromred = dacbox[last][0];
- fromgreen = dacbox[last][1];
- fromblue = dacbox[last][2];
- tored = rand() >> 9;
- togreen = rand() >> 9;
- toblue = rand() >> 9;
- }
- dacbox[jstep][0] = fromred + (((tored - fromred )*incr)/fstep);
- dacbox[jstep][1] = fromgreen + (((togreen - fromgreen)*incr)/fstep);
- dacbox[jstep][2] = fromblue + (((toblue - fromblue )*incr)/fstep);
- }
- }
- if (step >= 256) step = oldstep;
-
- spindac(win_cycledir,step);
- AnimatePalette(hPal, 0, pLogPal->palNumEntries, pLogPal->palPalEntry);
- RealizePalette(hDC);
- keypressed();
- if (win_cyclerand == 2) {
- win_cyclerand = 1;
- step = 256;
- }
- }
-
- win_animate_flag = 0;
- ReleaseDC(GetFocus(),hDC);
-
- }
-
- /* cursor routines */
-
- HANDLE hSaveCursor = 0; /* the original cursor value */
- HANDLE hHourGlass; /* the hourglass cursor value */
-
- start_wait()
- {
- if (!hSaveCursor)
- hHourGlass = LoadCursor(NULL, IDC_WAIT);
- hSaveCursor = SetCursor(hHourGlass);
- keypressed(); /* just to give messages, like cursor-changes, a chance */
- }
-
- end_wait()
- {
- hSaveCursor = LoadCursor(NULL,IDC_ARROW);
- SetCursor(hSaveCursor);
- keypressed(); /* just to give messages, like cursor-changes, a chance */
- }
-
- /* video-mode routines */
-
- extern int viewwindow; /* 0 for full screen, 1 for window */
- extern float viewreduction; /* window auto-sizing */
- extern float finalaspectratio; /* for view shape and rotation */
- extern int viewxdots,viewydots; /* explicit view sizing */
- extern int fileydots, filexdots, filecolors;
- extern float fileaspectratio;
- extern int skipxdots,skipydots; /* for decoder, when reducing image */
-
- int get_video_mode(struct fractal_info *info)
- {
- viewwindow = viewxdots = viewydots = 0;
- fileaspectratio = .75;
- skipxdots = skipydots = 0;
- return(0);
- }
-
-
- void spindac(int direction, int step)
- {
- int i, j, k;
-
- for (k = 0; k < step; k++) {
- if (direction > 0) {
- for (j = 0; j < 3; j++) {
- for (i = 255; i >= 1; i--)
- dacbox[i+1][j] = dacbox[i][j];
- dacbox[1][j] = dacbox[256][j];
- }
- }
- if (direction < 0) {
- for (j = 0; j < 3; j++) {
- dacbox[256][j] = dacbox[1][j];
- for (i = 1; i < 256; i++)
- dacbox[i][j] = dacbox[i+1][j];
- }
- }
- }
-
- /* fill in intensities for all palette entry colors */
- for (i = 0; i < 256; i++) {
- pLogPal->palPalEntry[i].peRed = ((BYTE)dacbox[i][0]) << 2;
- pLogPal->palPalEntry[i].peGreen = ((BYTE)dacbox[i][1]) << 2;
- pLogPal->palPalEntry[i].peBlue = ((BYTE)dacbox[i][2]) << 2;
- pLogPal->palPalEntry[i].peFlags = PC_RESERVED;
- }
-
- if (!win_animate_flag) {
- HDC hDC;
- hDC = GetDC(GetFocus());
- SetPaletteEntries(hPal, 0, pLogPal->palNumEntries, pLogPal->palPalEntry);
- SelectPalette (hDC, hPal, 1);
- RealizePalette(hDC);
- ReleaseDC(GetFocus(),hDC);
- }
- }
-
- restoredac()
- {
- int iLoop;
- int j;
-
- /* fill in intensities for all palette entry colors */
- for (iLoop = 0; iLoop < PALETTESIZE; iLoop++)
- for (j = 0; j < 3; j++)
- dacbox[iLoop][j] = win_dacbox[iLoop][j];
- spindac(0,1);
- }
-
- int ValidateLuts( char * fn )
- {
- FILE * f;
- unsigned r, g, b, index;
- unsigned char line[101];
- unsigned char temp[81];
- strcpy (temp,fn);
- if (strchr(temp,'.') == NULL) /* Did name have an extension? */
- strcat(temp,".map"); /* No? Then add .map */
- findpath( temp, line); /* search the dos path */
- f = fopen( line, "r" );
- if (f == NULL)
- return 1;
- for( index = 0; index < 256; index++ ) {
- if (fgets(line,100,f) == NULL)
- break;
- sscanf( line, "%d %d %d", &r, &g, &b );
- /** load global dac values **/
- dacbox[index][0] = r >> 2; /* maps default to 8 bits */
- dacbox[index][1] = g >> 2; /* DAC wants 6 bits */
- dacbox[index][2] = b >> 2;
- }
- fclose( f );
- return 0;
- }
-
- /* fake/not-yet-implemented subroutines */
-
- int kbhit() { return(keypressed()); }
- int getch() {return(13);}
-
- void farmessage(unsigned char far *foo) {}
- int calctime() {}
- void setvideomode(int foo1, int foo2, int foo3, int foo4) {}
- int fromvideotable() {}
- int setforgraphics() {}
- int setfortext() {}
- int movecursor() {}
- int home() {}
- int _FAR_ _cdecl printf() {}
- int help_overlay() {}
- int prompts_overlay() {}
- int rotate_overlay() {}
- int printer_overlay() {}
- int miscovl_overlay() {}
- int pot_startdisk() {}
- int SetTgaColors() {}
- int startdisk() {}
- int enddisk() {}
- int readdisk() {}
- int writedisk() {}
- int nosnd(){}
- int snd(){}
- int targa_startdisk(){}
- int targa_writedisk(){}
- int SetColorPaletteName() {}
- int get_3d_params() { return(0);}
- int findfont() {return(0);}
- int readticker(){return(0);}
- int EndTGA(){}
-